Rack apparatus



FIG. 1 is a perspective view of a rack apparatus;

FIG. 2 is a front elevational view thereof; the rear elevational view being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof; the left side elevational view being a mirror image.

The ornamental design which is claimed is shown in solid lines in the drawings. 

CLAIM The ornamental design for a rack apparatus, as shown and described. 